A randomized 25 question test from a pool of 761 questions, good luck!
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses the conversion of dc voltage levels to ac to represent logic states?
There are a collection of standards that defines the access control for wired Ethernet. Which one of the answers below is the standard for physical connections between devices being copper or fiber-optic media?
There are several different network access methods available to wired Ethernet. Which of the methods below is the one used by wired Ethernet?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that coverts the analog signals from T/Cs and RTDs to a digital signal?
Which of the topology connections is the most typical for a HART communication device?
There are several layer within the a typical DCS., each with it's own responsibilities. Which of the levels below is responsible for the maintenance and configuration of the control system?
There are several data access methods used to transmit data. Which of the answers below can be described as a method that systematically allows for devices to initiate communication?
Which answer below is best described as the RS-485 standard for voltage range to receive a "Space"?
There are several common components of signal converters. Which one is best described as connecting the input signal of one device, with the converter itself?
There are various subsystems within any HMI. Which of the tasks below would be the primary responsibility of the alarm subsystem?
Redundant capability is critical for any DCS. Which of the redundancies below would allow the system not to be hampered by faults in critical systems and controllers?
Which of the answers below best describes the cable used for the drop lines in the DeviceNet transmission system?
Which of the terms below can be best described as a device with an assigned tag name?
Ethernet network components provide several ISO layers of transmission control. Which of the network components below has transmission controls only on the ISO physical and data link layers?
IN IPv4 both static and dynamic addressing can be used in conjunction with each other. Which of the situations below needs to be focused on when using both addressing options?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as conditions resulting in poor product and increased energy waste?
Which of the antenna below can be best described as "omnidirectional"?
Proprietary communication protocols have several advantages. Which of the answers provided below represents one that is not an advantage?
Digital signals are, either specific or transitory, voltage levels represent states of logic. Which of the signal encoding methods below uses voltage transitions to represent logic states?
Which of the data transmission modes below best is described as a two way alternating transmission?
There are many options to choose from for alarm states. Which of the following alarm states can be best described as the initial alarm state when it has been tripped?
In a motor control function block program, conditional block are used. Which of the answers below is best described as a condition that must remain TRUE for a device can stay activated?
Which of the network components below combines two or more smaller networks working within the ISO physical and data layers?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as the highest percentage of the total configured alarms?
IPv4 addresses are expressed in four components. Which of the terms below is used to name those four components?